The sternoclavicular (SC) joint is the pivot on which the shoulder girdle moves on the trunk.
This joint is a diarthrodial joint, permitting rotary movement of the clavicle. Internal rotation of the arm is associated with the maximum degree of rotation of the clavicle so that the bone protrudes anteriorly.
A sharp, forward thrust of the shoulder girdle, as in the motion of throwing, depends on the integrity of this joint....
Ever had a pain in the butt? No, I am not talking some crazy family member who cannot keep the mouth shut. I am talking about a real pain... Read more »
Source: ADAM Encyclopedia
A dislocation means the displacement of a body part (usually a joint) from its normal location. In a radial head dislocation, the forearm slips out... Read more »
Source: ADAM Encyclopedia
A dislocation is a separation of two bones where they meet at a joint. (Joints are areas where two bones come together.) A dislocated bone is no... Read more »
Source: eOrthopod
There are two main ways to replace a hip joint. The first is with a partial replacement or hemiarthroplasty. The head of the femur (thigh bone) is... Read more »
Source: eOrthopod
This is the first randomized controlled trial comparing two different treatment approaches for patellar (kneecap) dislocation. Forty patients with... Read more »
Source: eOrthopod
Arthroscopic surgery isn't always better than nonoperative care. That may be especially true in the case of traumatic patellar (kneecap)... Read more »